Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 07:29

General

  • Target

    1786f9c537b2d9f9551d0edf4c9b0d1d73c3bf94397ea344b93b688628213702N.dll

  • Size

    120KB

  • MD5

    916f89286399f2f15d4b1705d02c7ec0

  • SHA1

    8be3ad8a04e6edbf735efcd9418b4b67b3c7dea4

  • SHA256

    1786f9c537b2d9f9551d0edf4c9b0d1d73c3bf94397ea344b93b688628213702

  • SHA512

    73e185eef1e07f6694cff92c52380732e223a4fe6ce039fd6dccb721260424e9df8c6ad7ca4c5c9623f8cb3e154232cfc7d0553d14c80fae0f21958dba6b73fc

  • SSDEEP

    1536:G3jCKCtQbCPcB/j4ZXRWOvHCT9qfNLSIPEUO4+M2WdZI292ZZZU:GJC+bCPcB/kZXFvZhSOG4+MvZ7

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 3 TTPs 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 13 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 33 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 50 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2660
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2688
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2864
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3544
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1786f9c537b2d9f9551d0edf4c9b0d1d73c3bf94397ea344b93b688628213702N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2192
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1786f9c537b2d9f9551d0edf4c9b0d1d73c3bf94397ea344b93b688628213702N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2324
                      • C:\Users\Admin\AppData\Local\Temp\e5790c6.exe
                        C:\Users\Admin\AppData\Local\Temp\e5790c6.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • Drops file in Program Files directory
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:3780
                      • C:\Users\Admin\AppData\Local\Temp\e57922e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57922e.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3064
                      • C:\Users\Admin\AppData\Local\Temp\e57ac4d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ac4d.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • System policy modification
                        PID:4832
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3676
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3884
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3984
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4044
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:672
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3916
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                              1⤵
                                PID:1104
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2668
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1204

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5790c6.exe

                                    Filesize

                                    97KB

                                    MD5

                                    99624688fce5030abb5571c295f951e1

                                    SHA1

                                    52feebe0051f860b435a504cade50c550f164458

                                    SHA256

                                    1e025affb2724d783074d81ee93868e4ad0e6fafc7aba0d6186f7fca6fb43102

                                    SHA512

                                    d9bbf1123da33cfb309674fcfd3d201aa05903102cc782adb6118ce25f9ca4c5f7cd62cb5ad169946fae4bb4d4cafae8174620037e92f2cb0dabda3bb4ff727c

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    04af8b709de87230eff194ed2905416b

                                    SHA1

                                    01adc1a7062e0d6a0d368cd1035c306250f78939

                                    SHA256

                                    cfbe0fa82d7c43e9d4e6e01f0a675280101c232d8af167659e2d375826941cdc

                                    SHA512

                                    2a1b2bf76bd0423bc493879a5d0dc0520ed7c2455e7993cb5029f8f6f19085b4e3854e6de523b5a3ba7a3526516c6ad30f229df1ae00dcd7a25f61c4d72ce4cd

                                  • memory/2324-23-0x0000000002BB0000-0x0000000002BB2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2324-12-0x0000000002BB0000-0x0000000002BB2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2324-16-0x0000000002BB0000-0x0000000002BB2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2324-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2324-22-0x0000000002C40000-0x0000000002C41000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3064-108-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3064-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3064-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3064-58-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3064-84-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3064-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3780-52-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-81-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-32-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-33-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3780-19-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-20-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-9-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-15-0x00000000005C0000-0x00000000005C1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3780-36-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-37-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-38-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-39-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-40-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-41-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3780-47-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-18-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-53-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-56-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3780-55-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-8-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-24-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3780-104-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3780-95-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3780-11-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-10-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-66-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-67-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-68-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-71-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-73-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-76-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-78-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-80-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-35-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-83-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-82-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3780-6-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4832-85-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4832-60-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4832-62-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4832-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4832-51-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4832-131-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4832-126-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4832-132-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB